DE69103739D1 - Rotor hub of a rotary wing aircraft. - Google Patents
Rotor hub of a rotary wing aircraft.Info
- Publication number
- DE69103739D1 DE69103739D1 DE69103739T DE69103739T DE69103739D1 DE 69103739 D1 DE69103739 D1 DE 69103739D1 DE 69103739 T DE69103739 T DE 69103739T DE 69103739 T DE69103739 T DE 69103739T DE 69103739 D1 DE69103739 D1 DE 69103739D1
- Authority
- DE
- Germany
- Prior art keywords
- rotor hub
- wing aircraft
- rotary wing
- rotary
- aircraft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/0041—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers
- B60C11/005—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base layers
- B60C11/0058—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base layers with different cap rubber layers in the axial direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/322—Blade travel limiting devices, e.g. droop stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/35—Rotors having elastomeric joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/46—Blades
- B64C27/473—Constructional features
- B64C27/48—Root attachment to rotor head
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Wind Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR909016358A FR2671049B1 (en) | 1990-12-27 | 1990-12-27 | GIRAVION ROTOR HUB BODY. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69103739D1 true DE69103739D1 (en) | 1994-10-06 |
DE69103739T2 DE69103739T2 (en) | 1995-05-04 |
Family
ID=9403737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69103739T Expired - Fee Related DE69103739T2 (en) | 1990-12-27 | 1991-11-20 | Rotor hub of a rotary wing aircraft. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5267833A (en) |
EP (1) | EP0493145B1 (en) |
JP (1) | JP3285377B2 (en) |
CN (1) | CN1026880C (en) |
CA (1) | CA2055953C (en) |
DE (1) | DE69103739T2 (en) |
FR (1) | FR2671049B1 (en) |
RU (1) | RU2087379C1 (en) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5716193A (en) * | 1995-07-21 | 1998-02-10 | Eurocopter France | Installation for affording electrical continuity for rotorcraft rotor |
US5562416A (en) * | 1995-08-10 | 1996-10-08 | Sikorsky Aircraft Corporation | Helicopter rotor blade mounting assembly |
FR2760425B1 (en) | 1997-03-06 | 2000-08-04 | Rene Mouille | HUB FOR AN AIRCRAFT ROTOR HEAD WITH A TURNING WING AND ROTOR HEAD COMPRISING SUCH A HUB |
FR2764578B1 (en) | 1997-06-13 | 1999-09-10 | Eurocopter France | GIRAVION ROTOR WITH TWO-PLATE HUB AND PARTIALLY EXTERNAL STEP CONTROL |
FR2764577B1 (en) | 1997-06-13 | 1999-08-20 | Eurocopter France | ROTOR OF A GIRAVION WITH BEAT STOPS FIXED ON BLADES AND HUB, AND WITH LAW NOT DETERMINED |
FR2766157B1 (en) * | 1997-07-15 | 1999-10-01 | Eurocopter France | THERMAL PROTECTION DEVICE FOR ELASTOMERIC ORGANS, SET OF SUCH DEVICES FOR THE PROTECTION IN COLD WEATHER OF A ROTORCRAFT ROTOR, AND ROTORCRAFT ROTOR EQUIPPED WITH SUCH A SET |
US6074126A (en) * | 1997-10-17 | 2000-06-13 | Sikorsky Aircraft Corporation | Structural interlock for inhibiting relative rotation between mating elements |
US6050778A (en) * | 1998-09-24 | 2000-04-18 | The Boeing Company | Semi-articulated rotor system |
EP2223854B8 (en) * | 2009-02-25 | 2011-10-05 | AGUSTAWESTLAND S.p.A. | Helicopter rotor |
FR2948097B1 (en) * | 2009-07-15 | 2014-11-21 | Eurocopter France | AIRCRAFT ROTOR PROVIDED WITH A MEANS FOR RETAINING BLADES |
CN101954970B (en) * | 2010-09-09 | 2013-04-03 | 西北工业大学 | Ventilating propeller hub of propeller tip jet helicopter |
EP2626298B1 (en) * | 2012-02-09 | 2014-06-25 | AGUSTAWESTLAND S.p.A. | Aircraft rotor blade and relative forming method |
US9308992B2 (en) * | 2012-02-28 | 2016-04-12 | Sikorsky Aircraft Corporation | Helicopter blade retention composite yoke |
US9284962B2 (en) | 2012-08-24 | 2016-03-15 | Zee.Aero Inc. | Variable geometry lift fan mechanism |
EP2727832B1 (en) * | 2012-10-31 | 2016-06-22 | AIRBUS HELICOPTERS DEUTSCHLAND GmbH | Rotor head of a rotary wing flying machine and method of manufacturing and assembling such a rotor head |
US9415866B2 (en) * | 2013-04-03 | 2016-08-16 | Sikorsky Aircraft Corporation | Low drag rotor system |
US10618643B2 (en) | 2013-12-04 | 2020-04-14 | Sikorsky Aircraft Corporation | Rotor shaft closeout plate |
CN103823383B (en) * | 2014-03-13 | 2016-08-31 | 哈尔滨工业大学 | A kind of two degrees of freedom Helicopter Simulator studying control law |
US9540103B2 (en) | 2014-06-24 | 2017-01-10 | Kitty Hawk Corporation | Passive deployment mechanism for lift fan |
FR3046778B1 (en) | 2016-01-20 | 2018-01-12 | Airbus Helicopters | DEVICE FOR LOWERING A ROTOR FOR ROTOR, ROTOR OF GIRAVION AND GIRAVION |
FR3048953B1 (en) * | 2016-03-21 | 2018-04-06 | Arianegroup Sas | AIRCRAFT PROPELLER COMPRISING FOLDING BLADES AND VARIABLE SHAFT |
FR3053312B1 (en) | 2016-06-29 | 2019-07-19 | Airbus Helicopters | ROTOR AND AIRCRAFT PROVIDED WITH SUCH A ROTOR |
CN107264795A (en) * | 2017-04-28 | 2017-10-20 | 青岛高智高新科技有限公司 | A kind of flabellum retention mechanism of unmanned plane |
CA3063046A1 (en) | 2017-05-10 | 2018-11-15 | STRONGE, Nathan Samuel | Core drill guide apparatus and method |
CN107187591A (en) * | 2017-05-27 | 2017-09-22 | 昆山优尼电能运动科技有限公司 | Portable unmanned machine, blade runner assembly, rotation system and its assemble method |
CN107310715B (en) * | 2017-07-05 | 2023-08-18 | 上海未来伙伴机器人有限公司 | Variable-pitch propeller and flying robot |
FR3078315B1 (en) * | 2018-02-28 | 2022-03-04 | Airbus Helicopters | LAMINATED STOP, ROTOR PROVIDED WITH SUCH STOP AND AIRCRAFT |
CN108545170B (en) * | 2018-04-03 | 2023-09-05 | 新疆大学 | Foldable unmanned aerial vehicle frame |
CN109835479B (en) * | 2019-03-27 | 2021-05-25 | 中国航发湖南动力机械研究所 | Tail propeller shaft with propeller shaft and propeller hub integrated |
US10858096B1 (en) * | 2019-05-29 | 2020-12-08 | Lockheed Martin Corporation | Folding horn concept for rigid rotor blade fold |
CN113071664B (en) * | 2021-04-06 | 2021-12-14 | 清华大学 | Hub assembly for helicopter rotors |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1419635A (en) * | 1964-06-15 | 1965-12-03 | Sud Aviation | Further development of rotor masts for helicopters |
DE1756062A1 (en) * | 1968-03-28 | 1970-03-12 | Anton Link | Tilt rotor for rotary wing |
DE2722250A1 (en) * | 1977-03-23 | 1978-11-23 | Messerschmitt Boelkow Blohm | ROTOR OF A ROTARY WING AIRPLANE |
DE3037824A1 (en) * | 1977-03-23 | 1982-05-19 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Reinforced rotor blade head - has elastic loops around opposing pairs of blade mountings |
GB2025338B (en) * | 1978-06-02 | 1982-08-04 | Aerospatiale | Helicopterrotor |
US4321013A (en) * | 1979-04-25 | 1982-03-23 | Messerschmitt-Bolkow-Blohm Gesellschaft Mit Beschrankter Haftung | Headpiece support for rotor of a rotary wing aircraft |
DE3006088A1 (en) * | 1980-02-19 | 1981-08-20 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | ROTOR OF A ROTATING PLANE |
FR2516891A1 (en) * | 1981-11-25 | 1983-05-27 | Aerospatiale | ROTOR FOR GIRAVIONS, WITH ARTICULATIONS INTEGRATED INTO THE BLADE FOOT |
DE3268723D1 (en) * | 1982-02-02 | 1986-03-13 | Messerschmitt Boelkow Blohm | Rotor, in particular for rotary wing aircraft, with fibre-reinforced plastic hub |
FR2529860B1 (en) * | 1982-07-08 | 1987-01-02 | Aerospatiale | HUB PLATE, MANUFACTURING METHOD AND ROTOR HUB OF A GIRAVION EQUIPPED WITH SUCH PLATES |
US4543040A (en) * | 1982-09-30 | 1985-09-24 | The Boeing Company | Helicopter rotor system |
FR2551723B1 (en) * | 1983-09-08 | 1985-12-13 | Aerospatiale | DEVICE WITH RETRACTABLE STOPPERS FOR LIMITING THE BEATS OF THE BLADES OF A MAIN ROTOR OF A GIRAVION |
FR2584995B1 (en) * | 1985-07-22 | 1987-11-13 | Aerospatiale | INTEGRATED MAT HUB AND ROTOR HEAD OF A GIRAVION COMPRISING THE SAME |
FR2630703B1 (en) * | 1988-04-29 | 1990-08-24 | Aerospatiale | ROTOR HEAD OF A GIRAVION WITH ELASTIC RETURN INTERPAL DRAWERS WITH BUILT-IN DAMPING |
FR2636914B1 (en) * | 1988-09-23 | 1992-03-06 | Aerospatiale | BEAT STOP DEVICE FOR ROTOR BLADES OF GIRAVIONS, AND ROTOR HEAD COMPRISING SAME |
-
1990
- 1990-12-27 FR FR909016358A patent/FR2671049B1/en not_active Expired - Fee Related
-
1991
- 1991-11-20 EP EP91403134A patent/EP0493145B1/en not_active Expired - Lifetime
- 1991-11-20 DE DE69103739T patent/DE69103739T2/en not_active Expired - Fee Related
- 1991-11-21 CA CA002055953A patent/CA2055953C/en not_active Expired - Lifetime
- 1991-11-27 US US07/799,245 patent/US5267833A/en not_active Expired - Lifetime
- 1991-12-25 RU SU915010444A patent/RU2087379C1/en active
- 1991-12-27 JP JP35835591A patent/JP3285377B2/en not_active Expired - Fee Related
- 1991-12-27 CN CN91111677.XA patent/CN1026880C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2671049B1 (en) | 1993-12-24 |
CA2055953A1 (en) | 1992-06-28 |
FR2671049A1 (en) | 1992-07-03 |
US5267833A (en) | 1993-12-07 |
CA2055953C (en) | 1997-04-22 |
JP3285377B2 (en) | 2002-05-27 |
JPH0542896A (en) | 1993-02-23 |
CN1062876A (en) | 1992-07-22 |
CN1026880C (en) | 1994-12-07 |
DE69103739T2 (en) | 1995-05-04 |
RU2087379C1 (en) | 1997-08-20 |
EP0493145B1 (en) | 1994-08-31 |
EP0493145A1 (en) | 1992-07-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |